I taught a class last night on how to photograph water droplets. Here is a diagram that shows how it was done. For the droplet to be completely frozen the flash should be turned down to its lowest setting 1/128. …

Aperture
Aperture is the size of the opening in the lens when the picture is taken
-The larger the hole, the more light gets in.
-The smaller the hole the less light gets in.
But the tricky (and annoying) bit, …